// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef V8_COMPILER_CHECKPOINT_ELIMINATION_H_
#define V8_COMPILER_CHECKPOINT_ELIMINATION_H_

#include "src/base/compiler-specific.h"
#include "src/compiler/graph-reducer.h"
#include "src/globals.h"

namespace v8 {
namespace internal {
    namespace compiler {

        // Performs elimination of redundant checkpoints within the graph.
        class V8_EXPORT_PRIVATE CheckpointElimination final
            : public NON_EXPORTED_BASE(AdvancedReducer) {
        public:
            explicit CheckpointElimination(Editor* editor);
            ~CheckpointElimination() final = default;

            const char* reducer_name() const override { return "CheckpointElimination"; }

            Reduction Reduce(Node* node) final;

        private:
            Reduction ReduceCheckpoint(Node* node);
        };

    } // namespace compiler
} // namespace internal
} // namespace v8

#endif // V8_COMPILER_CHECKPOINT_ELIMINATION_H_
